#define PIN_BEEP 13
#define PIN_LED  2


void setup() {
  pinMode(PIN_LED, OUTPUT);
  pinMode(PIN_BEEP, OUTPUT);
}

void loop() {
  digitalWrite(PIN_LED, HIGH);  
  digitalWrite(PIN_BEEP, HIGH);  
  delay(1000);                      
  digitalWrite(PIN_LED, LOW);
  digitalWrite(PIN_BEEP, LOW);     
  delay(1000);                   
}
